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July 28, 2014

Homework Help: physics

Posted by Amber on Friday, April 27, 2012 at 5:47pm.

On July 15, 2004, NASA launched the Aura spacecraft to study the earth's climate and atmosphere. This satellite was injected into an orbit 705 {\rm km} above the earth's surface, and we shall assume a circular orbit.

How many hours does it take this satellite to make one orbit? (T=?hours)

How fast (in {\rm km/s} )is the Aura spacecraft moving? (v=?km/s)

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